Coma: Guerra Biológica

The players take turns playing as Body defenses/medication/etc. (one per round), while all the other players play as external agents trying to take over the control of the body. The battle takes place using a schema of the human body, and the winner is the player, when playing as defense, who can eliminate all the aggressors.
It's a Brazilian boardgame made by one of the best game creator's of this country.